CN218920092U

CN218920092U - Combined magnetic ring for ceiling fan DC brushless motor

Info

Publication number: CN218920092U
Application number: CN202223365731.5U
Authority: CN
Inventors: 肖喜讯; 刘福青
Original assignee: Zhuhai Chengci Electronic Technology Co ltd
Current assignee: Zhuhai Chengci Electronic Technology Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-04-25
Anticipated expiration: 2032-12-15

Abstract

The utility model relates to the technical field of magnetic rings of ceiling fans, in particular to a combined magnetic ring for a direct current brushless motor of the ceiling fan, which comprises a complete magnetic ring formed by combining four arc-shaped magnetic pieces, wherein both sides of each arc-shaped magnetic piece are provided with assembly grooves, the arc-shaped magnetic pieces are connected in a combined way through a combination mechanism, the inside of the combination mechanism comprises a fixed cover, a connecting block and a connecting assembly, the outer side of each arc-shaped magnetic piece is provided with a buffer mechanism, and the buffer mechanism consists of a buffer part and viscose. The utility model not only improves the convenience of the later installation of the magnetic ring, but also reduces the damage of the magnetic ring caused by impact when the magnetic ring is used.

Description

Combined magnetic ring for ceiling fan DC brushless motor

Technical Field

The utility model relates to the technical field of magnetic rings of ceiling fans, in particular to a combined magnetic ring for a direct current brushless motor of a ceiling fan.

Background

Industrial ceiling fans are widely applied to large industrial plants, logistics warehouse, waiting room, exhibition hall, gymnasium, market supermarket and other scenes as a solution for ventilation in high and large spaces and personnel cooling. In order to save more energy, the industrial ceiling fan preferably adopts a direct current brushless motor, and the direct current brushless motor also has the advantages of large starting torque, small starting current and wide speed range, and some direct current brushless motors used for the industrial ceiling fan comprise an outer rotor, wherein the outer rotor comprises a magnetic ring, and the outer rotor or the magnetic ring rotates to drive fan blades of the ceiling fan to rotate.

The magnet ring is generally formed by integral injection molding through a mold in the early casting process, and the limit is relatively large when the whole circular magnet ring is arranged on the surface of the ceiling fan direct current brushless motor, and the installation is complicated, so that the convenience of the later installation of the magnet ring is influenced; when the magnetic ring is arranged on the surface of the ceiling fan direct current brushless motor, external impact is easily received, and the strength of the magnetic ring is lower, so that the phenomenon that the magnetic ring is damaged due to impact when in use is easily caused.

Disclosure of Invention

The utility model aims to provide a combined magnetic ring for a ceiling fan direct current brushless motor, which solves the problems that the magnetic ring is low in convenience degree in later installation when in use and is easy to damage due to collision in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a ceiling fan DC brushless motor is with combination formula magnetic ring, includes a complete magnetic ring of being composed by four arc magnetic pieces, the assembly groove has all been seted up to the both sides of arc magnetic piece, carry out the combination through combination mechanism between the arc magnetic piece and connect, and combination mechanism's inside is including fixed lid, connecting block and coupling assembling, the outside of arc magnetic piece is provided with buffer gear, and buffer gear comprises buffer component and viscose.

Preferably, a fixed cover is arranged between the arc-shaped magnetic pieces, a connecting block is arranged on one side of the fixed cover, and the connecting block and the fixed cover are symmetrically arranged along the arc-shaped magnetic pieces.

Preferably, the inside of coupling assembling is provided with jack, elasticity post, pinhole and inserted bar, the jack has all been seted up to the both sides on arc magnetic part surface, and the inside of jack is provided with the inserted bar to the one end of inserted bar and the surface looks fixed connection of connecting block, simultaneously, the other end of inserted bar extends to the inside of fixed lid.

Preferably, a pin hole is formed in one side of the surface of the fixed cover, an elastic column is inlaid on the surface of one end of the inserted rod, the elastic column can be completely contracted in the inserted rod, and when the elastic column is in a normal state, one end of the elastic column passes through the pin hole under the action of a spring, and at the moment, the surfaces of the fixed cover and the connecting block are respectively tightly attached to the surfaces of two sides of the arc-shaped magnetic piece.

Preferably, the inside of gluing the piece is including elastic ring, blotter and buffer spring, the outside of arc magnetic part is provided with the blotter, and the inboard of blotter glues and has glues to glues the surface of gluing glues the surface and the surface phase bonding of the arc magnetic part outside is fixed.

Preferably, the surface of the buffer pad is covered with an elastic ring, the inner walls of the elastic rings are all fixed with buffer springs, and the surface of one end of each buffer spring is fixedly connected with the surface of the buffer pad.

Compared with the prior art, the utility model has the beneficial effects that: the combined magnetic ring for the ceiling fan direct current brushless motor not only improves the convenience degree of later installation of the magnetic ring, but also reduces the damage phenomenon caused by impact when the magnetic ring is used;

1. the combined mechanism is arranged, the two arc-shaped magnetic pieces are spliced, the fixed cover is taken to the splicing position of the two arc-shaped magnetic pieces, then the inserted link is inserted into the jack on the surface of the arc-shaped magnetic piece, the connecting component is tightly attached to the surface of the arc-shaped magnetic piece, then the fixed cover is covered to the surface of the jack, the fixed cover is pressed again, the elastic column is contracted to the inside of the inserted link, when the pin hole moves to one side of the elastic column, one end of the elastic column ejects out under the action of the elastic force of the elastic column and penetrates through the pin hole, so that the fixed cover is fixed, the two arc-shaped magnetic pieces are assembled under the action of the fixed cover, the connecting block and the connecting component, and the four arc-shaped magnetic pieces are assembled in the same way, so that the four arc-shaped magnetic pieces are combined into a complete magnetic ring, the combined disassembly function of the magnetic ring is realized, and the convenience degree of later installation of the magnetic ring is improved;

2. through being provided with buffer gear, assemble the magnetic ring to the ceiling fan DC brushless motor surface through the mounting groove, if the magnetic ring receives the external impact, can offset the partial impact that the magnetic ring received under the inside buffer spring's of elastic ring effect to further unload the power buffering to the impact that the magnetic ring received under the effect of blotter, thereby greatly reduced the impact that the magnetic ring received, simultaneously, can glue the buffer part in the outside of arc magnetic part under the effect of viscose, realized the buffer function of magnetic ring, reduced the phenomenon that takes place because of striking and damage when the magnetic ring uses.

Drawings

FIG. 1 is a schematic view of a three-dimensional appearance structure of the present utility model;

FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 3 is a schematic side sectional view of the present utility model;

fig. 4 is a partially enlarged schematic construction of the present utility model.

In the figure: 1. an arc-shaped magnetic piece; 101. an assembly groove; 2. a combination mechanism; 201. a fixed cover; 202. a connecting block; 203. a connection assembly; 2031. a jack; 2032. an elastic column; 2033. a pin hole; 2034. a rod; 3. a buffer mechanism; 301. a buffer member; 3011. an elastic ring; 3012. a cushion pad; 3013. a buffer spring; 302. and (5) sticking adhesive.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and furthermore, the terms "first", "second", "third", "up, down, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present utility model, unless explicitly stated and defined otherwise, the terms "connected", "connected" and "connected" should be interpreted broadly, and for example, may be fixedly connected, detachably connected, or integrally connected; the mechanical connection and the electrical connection can be adopted; all other embodiments, which may be directly or indirectly through intermediaries, which may be obtained by a person of ordinary skill in the art without inventive effort based on the embodiments of the present utility model are within the scope of the present utility model.

The utility model provides a structure of a combined magnetic ring for a ceiling fan direct current brushless motor, as shown in fig. 1 and 2, comprising a complete magnetic ring formed by combining four arc-shaped magnetic pieces 1, and is characterized in that: both sides of the arc-shaped magnetic piece 1 are provided with the assembly grooves 101.

Further, as shown in fig. 3 and 4, the arc-shaped magnetic pieces 1 are connected in a combined manner through the combination mechanism 2, the inside of the combination mechanism 2 comprises a fixed cover 201, a connecting block 202 and a connecting component 203, the fixed cover 201 is placed between the arc-shaped magnetic pieces 1, the connecting block 202 is arranged on one side of the fixed cover 201, the connecting block 202 and the fixed cover 201 are symmetrically placed along the arc-shaped magnetic pieces 1, an inserting hole 2031, an elastic column 2032, a pin hole 2033 and an inserting rod 2034 are formed in the inside of the connecting component 203, the inserting hole 2031 is formed in both sides of the surface of the arc-shaped magnetic pieces 1, the inserting rod 2034 is arranged in the inside of the inserting hole 2031, one end of the inserting rod 2034 is fixedly connected with the surface of the connecting block 202, meanwhile, the other end of the inserting rod 2034 extends to the inside of the fixed cover 201, the pin hole 2033 is formed in one side of the surface of the fixed cover 201, the elastic column 2032 can be completely contracted in the inside of the inserting rod 2034, and when the elastic column 2032 is in a normal state, one end of the elastic column 2032 passes through the pin hole 2033 under the action of the spring, and the two sides of the connecting block 2031 are tightly attached to the surface of the arc-shaped magnetic pieces 201.

When the magnetic ring assembling device is used, two arc-shaped magnetic pieces 1 are spliced, a fixed cover 201 is taken to the splicing position of the two arc-shaped magnetic pieces 1, then an inserting rod 2034 is inserted into a jack 2031 on the surface of the arc-shaped magnetic piece 1, a connecting component 203 is tightly attached to the surface of the arc-shaped magnetic piece 1, then the fixed cover 201 is covered on the surface of the jack 2031, the fixed cover 201 is pressed, an elastic column 2032 is contracted into the jack 2034, when a pin hole 2033 moves to one side of the elastic column 2032, one end of the elastic column 2032 ejects under the action of self elastic force and penetrates through the pin hole 2033, so that the fixed cover 201 is fixed, the two arc-shaped magnetic pieces 1 are assembled under the action of the fixed cover 201, a connecting block 202 and the connecting component 203, and the four arc-shaped magnetic pieces 1 are assembled in the same way, so that four arc-shaped magnetic pieces are combined into a complete magnetic ring, and the combined disassembling and assembling function of the magnetic ring is realized.

Further, as shown in fig. 2, the outer side of the arc-shaped magnetic member 1 is provided with a buffer mechanism 3, the buffer mechanism 3 is composed of a buffer component 301 and a viscose glue 302, the inside of the viscose glue 302 comprises an elastic ring 3011, a buffer 3012 and a buffer spring 3013, the outer side of the arc-shaped magnetic member 1 is provided with the buffer 3012, the inner side of the buffer 3012 is adhered with the viscose glue 302, the surface of the viscose glue 302 is adhered and fixed with the surface of the outer side of the arc-shaped magnetic member 1, the surface of the buffer 3012 is covered with the elastic ring 3011, the inner wall of the elastic ring 3011 is fixed with the buffer spring 3013, and the surface of one end of the buffer spring 3013 is fixedly connected with the surface of the buffer 3012.

When the magnetic ring is assembled on the surface of the ceiling fan direct current brushless motor through the assembly groove 101, if the magnetic ring is impacted externally, partial impact on the magnetic ring can be counteracted under the action of the buffer spring 3013 in the elastic ring 3011, and the impact on the magnetic ring is further unloaded and buffered under the action of the buffer pad 3012, so that the impact on the magnetic ring is greatly reduced, and meanwhile, the buffer component 301 can be adhered to the outer side of the arc-shaped magnetic piece 1 under the action of the adhesive 302, so that the buffer function of the magnetic ring is realized.

Working principle: when the magnetic ring is used, firstly, two arc-shaped magnetic pieces 1 are spliced, then a fixed cover 201 is taken to the splicing position of the two arc-shaped magnetic pieces 1, then an inserting rod 2034 is inserted into a jack 2031 on the surface of the arc-shaped magnetic piece 1, the connecting component 203 is tightly attached to the surface of the arc-shaped magnetic piece 1, then the fixed cover 201 is covered on the surface of the jack 2031, then the fixed cover 201 is pressed, an elastic column 2032 is contracted into the interior of the inserting rod 2034, when a pin hole 2033 moves to one side of the elastic column 2032, one end of the elastic column 2032 pops up under the action of self elastic force and passes through the pin hole 2033, so that the fixed cover 201 is fixed, the two arc-shaped magnetic pieces 1 are assembled under the action of the fixed cover 201, a connecting block 202 and the connecting component 203, and the four arc-shaped magnetic pieces 1 are assembled in the same way, so that four arc-shaped magnetic pieces are combined into a complete magnetic ring, and the combined disassembly function of the magnetic ring is realized, and the convenience of the later installation of the magnetic ring is improved.

Then, the magnetic ring can be assembled on the surface of the ceiling fan direct current brushless motor through the assembly groove 101, if the magnetic ring is impacted externally, partial impact on the magnetic ring can be counteracted under the action of the buffer spring 3013 in the elastic ring 3011, and the impact on the magnetic ring is further unloaded and buffered under the action of the buffer pad 3012, so that the impact on the magnetic ring is greatly reduced, meanwhile, the buffer component 301 can be adhered to the outer side of the arc-shaped magnetic piece 1 under the action of the adhesive 302, so that the buffer function of the magnetic ring is realized, the damage phenomenon caused by impact when the magnetic ring is used is reduced, and finally the use work of the magnetic ring is completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a ceiling fan direct current brushless motor is with combination formula magnetic ring, includes by four arc magnetic pieces (1) complete magnetic ring that make up, its characterized in that: the assembly groove (101) has all been seted up to both sides of arc magnetic part (1), carry out the composite connection through composite structure (2) between arc magnetic part (1), and the inside of composite structure (2) is including fixed lid (201), connecting block (202) and coupling assembling (203), the outside of arc magnetic part (1) is provided with buffer gear (3), and buffer gear (3) are constituteed by buffer part (301) and viscose (302).

2. The modular magnet ring for a ceiling fan dc brushless motor of claim 1, wherein: fixed covers (201) are arranged between the arc-shaped magnetic pieces (1), connecting blocks (202) are arranged on one sides of the fixed covers (201), and the connecting blocks (202) and the fixed covers (201) are symmetrically arranged along the arc-shaped magnetic pieces (1).

3. The modular magnet ring for a ceiling fan dc brushless motor of claim 2, wherein: the inside of coupling assembling (203) is provided with jack (2031), elasticity post (2032), pinhole (2033) and inserted bar (2034), jack (2031) has all been seted up to both sides on arc magnetic part (1) surface, and the inside of jack (2031) is provided with inserted bar (2034) to the one end of inserted bar (2034) is fixedly connected with the surface of connecting block (202), simultaneously, the other end of inserted bar (2034) extends to the inside of fixed lid (201).

4. A modular magnet ring for a ceiling fan dc brushless motor as defined in claim 3, wherein: pin holes (2033) are formed in one side of the surface of the fixed cover (201), elastic columns (2032) are inlaid on the surface of one end of each inserting rod (2034), the elastic columns (2032) can be completely contracted in the inserting rods (2034), and when the elastic columns (2032) are in a normal state, one ends of the elastic columns (2032) penetrate through the pin holes (2033) under the action of a set spring, and at the moment, the surfaces of the fixed cover (201) and the connecting blocks (202) are respectively tightly attached to the surfaces of two sides of the arc-shaped magnetic piece (1).

5. The modular magnet ring for a ceiling fan dc brushless motor of claim 1, wherein: the inside of viscose (302) is including elastic ring (3011), blotter (3012) and buffer spring (3013), the outside of arc magnetic part (1) is provided with blotter (3012), and the inboard of blotter (3012) glues and glues viscose (302) to the surface of viscose (302) glues fixedly with the surface in the outside of arc magnetic part (1).

6. The modular magnet ring for a ceiling fan dc brushless motor of claim 5, wherein: the surface of the cushion pad (3012) is covered with an elastic ring (3011), the inner walls of the elastic rings (3011) are all fixed with a buffer spring (3013), and the surface of one end of the buffer spring (3013) is fixedly connected with the surface of the cushion pad (3012).